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Thread: data logger
www.piclist.com/techref/microchip/memory.htm?key=data
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face BY : Russell McMahon email (remove spam text)



Now the person wants to measure "wind" velocity as well.
>
> However, the catch is that the wind, if you can call it that, is
> actually the small variations in air movement in an average ventilated
> room such as in an office.

Consider hot filament resistance change with air flow (filament cools,
resistance drops)
Also can do this as a bridge with one filament shielded and one exposed to
airflow.


       RM

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